To limit her snacking, Mary had a clever strategy: she would only eat the broken cookies.

Rose had a strategy too: she would never eat a whole cookie. She’d only break off half at a time.

And throughout the course of the day, the sisters would inevitably eat the whole tray.

* * *

I wonder how often we limit our vices to small quantities … only to find that those vices are large in number when added together.

The good thing is that good habits can work the same way — little by little — creating significant positive change over time.